World Resorts USA Stonington Weather

Stonington 7 Days Forecast

04.08
tue
Day
77°F
NE 5 mph
Precip.
2%
Night
68°F
NW 4 mph
Precip.
19%
05.08
wed
Day
72°F
SE 9 mph
Precip.
46%
Night
70°F
NE 7 mph
Precip.
22%
06.08
thu
Day
81°F
NE 8 mph
Precip.
8%
Night
72°F
NE 7 mph
Precip.
33%
07.08
fri
Day
82°F
NE 9 mph
Precip.
7%
Night
73°F
E 6 mph
Precip.
15%
08.08
sat
Day
82°F
NE 11 mph
Precip.
5%
Night
75°F
E 4 mph
Precip.
12%
09.08
sun
Day
81°F
NE 8 mph
Precip.
6%
Night
73°F
NE 13 mph
Precip.
15%
10.08
mon
Day
84°F
E 11 mph
Precip.
5%
Night
70°F
S 6 mph
Precip.
5%

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 69.7°F. The highest and lowest sea temperatures during the month were 73.6°F and 67.8°F.

Air temperature in Stonington, °F

Precipitation total in Stonington, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Stonington

Sunniest months:
November 16 days
September 14 days
October 14 days
Warmest months:
July 79.9 °F
August 78.1 °F
June 74.0 °F
Warmest sea temp:
August 70.0 °F
July 68.5 °F
September 68.2 °F
Coldest months:
January 36.2 °F
February 37.3 °F
December 41.1 °F
Rainiest months:
October 4 days
July 3 days
November 3 days
Windiest months:
January 10.5 mph
December 10.3 mph
March 10.0 mph

Stonington on a weather map

Stonington
+68°F
SE 8 mph
Feels like: +68°F
Precip.: 9%
Places in USA:
Name
°F
+66°F
+72°F
+79°F
+99°F
+70°F
+79°F
+75°F
+77°F
+68°F
+70°F
+61°F
+68°F
+79°F
+81°F
+68°F
24 Hours Forecast
Stonington
Local time: 00:53
August 04, tuesday
0300
64°F
SE
6 mph
0600
63°F
S
4 mph
0900
72°F
SE
2 mph
1200
77°F
NE
5 mph
1500
79°F
N
9 mph
1800
73°F
N
7 mph
2100
68°F
N
6 mph
August 05, wednesday
0000
68°F
NW
4 mph
Units of measurement: °C / °F